Add recalled message tag UI enhancement

WeChatTweak/Manager/RecallCacheManager.h

@@ -0,0 +1,23 @@
+//
+//  RecallCacheManager.h
+//  WeChatTweak
+//
+//  Created by Sunny Young on 2019/8/29.
+//  Copyright © 2019 Sunnyyoung. All rights reserved.
+//
+
+#import <Foundation/Foundation.h>
+#import <MMKV/MMKV.h>
+
+NS_ASSUME_NONNULL_BEGIN
+
+@interface RecallCacheManager : NSObject
+
++ (instancetype)sharedInstance;
+
++ (void)insertRevokedMessageID:(long long)messageID;
++ (BOOL)containsRevokedMessageID:(long long)messageID;
+
+@end
+
+NS_ASSUME_NONNULL_END

WeChatTweak/Manager/RecallCacheManager.m

@@ -0,0 +1,44 @@
+//
+//  RecallCacheManager.m
+//  WeChatTweak
+//
+//  Created by Sunny Young on 2019/8/29.
+//  Copyright © 2019 Sunnyyoung. All rights reserved.
+//
+
+#import "RecallCacheManager.h"
+
+@interface RecallCacheManager()
+
+@property (nonatomic, strong) MMKV *kv;
+
+@end
+
+@implementation RecallCacheManager
+
+- (instancetype)init {
+    if (self = [super init]) {
+        [MMKV setLogLevel:MMKVLogNone];
+        _kv = [MMKV mmkvWithID:@"Recall.cache"];
+    }
+    return self;
+}
+
++ (instancetype)sharedInstance {
+    static RecallCacheManager *shared;
+    static dispatch_once_t onceToken;
+    dispatch_once(&onceToken, ^{
+        shared = [[RecallCacheManager alloc] init];
+    });
+    return shared;
+}
+
++ (void)insertRevokedMessageID:(long long)messageID {
+    [RecallCacheManager.sharedInstance.kv setBool:YES forKey:@(messageID).stringValue];
+}
+
++ (BOOL)containsRevokedMessageID:(long long)messageID {
+    return [RecallCacheManager.sharedInstance.kv containsKey:@(messageID).stringValue];
+}
+
+@end